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Individual Calculations June 2018 |
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| Serafim Junior, Arnor Total change: -37.20 | |   |
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| World Amateur Championship 2018 under 2000 | Cagliari | ITA | 2018-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1781 | 1861 | 3.00 | 8 | -1.86 | 20 | -37.20 | |
|  Garau, Francesca | | | 1689 | ITA | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Celis Vargas, Walter Enrique | | | 1695 | COL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Bianchetti, Raoul | | | 1974 | ITA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Johnson, Frank | | | 1781 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Natoli, Domenico | | | 1781 | ITA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Ghanem, Khaled | | | 1820 | TUN | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Borras Julian, Teodoro | | | 1829 | ESP | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Mkhumba, Hope | c | | 1676 | ENG | 0.00 | 1 | -0.74 | 20 | -14.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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